Method getPatternDimensions

src/pattern_renderer.ts:19–41

(pattern: Pattern)

  }

  public getPatternDimensions(pattern: Pattern) {
    const unflippedPatternSizeStitches = {
      x: pattern.rowsCount(),
      y: Math.max(...pattern.rows.map(row => row.outputStitches))
    };

    const baseStitchSizeWidth =
        this.canvas.width / unflippedPatternSizeStitches.x;
    const baseStitchSizeHeight =
        this.canvas.height / unflippedPatternSizeStitches.y;
    const stitchSizeAtZoom1 =
        Math.min(baseStitchSizeWidth, baseStitchSizeHeight);
    const unflippedPatternSizePixels =
        scale(unflippedPatternSizeStitches, stitchSizeAtZoom1);

    return {
      unflippedPatternSizeStitches,
      unflippedPatternSizePixels,
      baseStitchSizeWidth,
      baseStitchSizeHeight,
      stitchSizeAtZoom1,
    };
  }

  public render(
      pattern: Pattern, zoomLevel: number, offset: KnitPoint,